Gemini 3.1 Flash and Ministral 3B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Ministral 3B shipped 513 days before Gemini 3.1 Flash, so benchmark comparisons should account for the intervening progress.

Gemini 3.1 Flash is proprietary, while Ministral 3B is open weight.

Direct benchmark comparisons are unavailable — Gemini 3.1 Flash and Ministral 3B don't publish scores on any of the same benchmarks.